<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="课程名称" prop="courseName">
        <el-input
          v-model="queryParams.courseName"
          placeholder="请输入课程名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <!-- 课程类型 S -->
      <el-form-item label="课程类型" prop="type">
        <el-select v-model="queryParams.type" placeholder="请选择课程类型">
            <el-option
              v-for="item in courseTypeList"
              :key="item.id"
              :label="item.name"
              :value="item.id">
            </el-option>
        </el-select>
      </el-form-item>
      <!-- 课程类型 E -->
      <!-- 审核状态 S -->
      <el-form-item label="审核状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择">
            <el-option
              v-for="item in statusList"
              :key="item.status"
              :label="item.name"
              :value="item.status">
            </el-option>
        </el-select>
      </el-form-item>
      <!-- 审核状态 E -->
      <!-- 班主任 S -->
      <el-form-item label="班主任" prop="teacherId">
        <el-select v-model="queryParams.teacherId" placeholder="请选择">
            <el-option
              v-for="item in teacherList"
              :key="item.userId"
              :label="item.nickName"
              :value="item.userId">
            </el-option>
        </el-select>
      </el-form-item>
      <!-- 班主任 E -->
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['auto:curriculum:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['auto:curriculum:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['auto:curriculum:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          :loading="exportLoading"
          @click="handleExport"
          v-hasPermi="['auto:curriculum:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="curriculumList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="主键" align="center" prop="id" />
      <el-table-column label="课程名称" align="center" prop="courseName" />
      <el-table-column label="描述" align="center" prop="desc" />
      <el-table-column label="课程类型" align="center" prop="type" />
      <el-table-column label="内容介绍" align="center" prop="content" />
      <el-table-column label="排序" align="center" prop="sort" />
      <el-table-column label="审核状态" align="center" prop="status" />
      <el-table-column label="拒绝原因" align="center" prop="reason" />
      <el-table-column label="班主任" align="center" prop="teacherId">
        <template slot-scope="scope">
          {{showTeacherName(scope.row).nickName}}
        </template>
      </el-table-column>
      <!-- <el-table-column label="删除时间" align="center" prop="deletedTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.deletedTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column> -->
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['auto:curriculum:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['auto:curriculum:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改课程管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="课程名称" prop="courseName">
          <el-input v-model="form.courseName" placeholder="请输入课程名称" />
        </el-form-item>
        <!-- 描述 S -->
        <el-form-item label="描述" prop="desc">
          <el-input type="textarea" v-model="form.desc" placeholder="请输入描述" :rows="2"></el-input>
        </el-form-item>
        <!-- 描述 E -->
        <!-- <el-form-item label="类型 1学术  2学期" prop="type">
          <el-select v-model="form.type" placeholder="请选择类型 1学术  2学期">
            <el-option label="请选择字典生成" value="" />
          </el-select>
        </el-form-item> -->
        <!-- 课程类型 S -->
        <el-form-item label="课程类型" prop="type">
          <el-select v-model="form.type" placeholder="请选择">
              <el-option
                v-for="item in courseTypeList"
                :key="item.id"
                :label="item.name"
                :value="item.id">
              </el-option>
          </el-select>
        </el-form-item>
        <!-- 课程类型 E -->
        <el-form-item label="内容介绍">
          <editor v-model="form.content" :min-height="192"/>
        </el-form-item>
        <el-form-item label="排序" prop="sort">
          <el-input v-model="form.sort" placeholder="请输入排序" />
        </el-form-item>
        <!-- <el-form-item label="状态 0未审核  1审核通过  2审核拒绝">
          <el-radio-group v-model="form.status">
            <el-radio label="1">请选择字典生成</el-radio>
          </el-radio-group>
        </el-form-item> -->
        <!-- 审核状态 S -->
        <el-form-item label="审核状态" prop="status">
          <el-select v-model="form.status" placeholder="请选择">
              <el-option
                v-for="item in statusList"
                :key="item.status"
                :label="item.name"
                :value="item.status">
              </el-option>
          </el-select>
        </el-form-item>
        <!-- 审核状态 E -->
        <!-- <el-form-item label="拒绝原因" prop="reason">
          <el-input v-model="form.reason" placeholder="请输入拒绝原因" />
        </el-form-item> -->
        <!-- 拒绝原因 S -->
        <el-form-item label="拒绝原因" prop="reason">
          <el-input type="textarea" v-model="form.reason" placeholder="请输入拒绝原因" :rows="2"></el-input>
        </el-form-item>
        <!-- 拒绝原因 E -->
        <!-- <el-form-item label="老师id" prop="teacherId">
          <el-input v-model="form.teacherId" placeholder="请输入老师id" />
        </el-form-item> -->
        <!-- 班主任 S -->
        <el-form-item label="班主任" prop="teacherId">
          <el-select v-model="form.teacherId" placeholder="请选择">
              <el-option
                v-for="item in teacherList"
                :key="item.userId"
                :label="item.nickName"
                :value="item.userId">
              </el-option>
          </el-select>
        </el-form-item>
        <!-- 班主任 E -->
        <!-- <el-form-item label="封面分类 1：图片 2：视屏" prop="coverType">
          <el-select v-model="form.coverType" placeholder="请选择封面分类 1：图片 2：视屏">
            <el-option label="请选择字典生成" value="" />
          </el-select>
        </el-form-item> -->
        <el-form-item label="视频或照片地址" prop="url">
          <el-input v-model="form.url" placeholder="请输入视频或照片地址" />
        </el-form-item>
        <el-form-item label="浏览数" prop="viewCount">
          <el-input v-model="form.viewCount" placeholder="请输入浏览数" />
        </el-form-item>
        <!-- <el-form-item label="删除时间" prop="deletedTime">
          <el-date-picker clearable size="small"
            v-model="form.deletedTime"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="选择删除时间">
          </el-date-picker>
        </el-form-item> -->
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listCurriculum, getCurriculum, delCurriculum, addCurriculum, updateCurriculum, exportCurriculum } from "@/api/auto/curriculum";
import { listTeacher } from "@/api/auto/class";

export default {
  name: "Curriculum",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 导出遮罩层
      exportLoading: false,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 课程管理表格数据
      curriculumList: [],
      // 班主任列表
      teacherList: [],
      // 课程类型列表
      courseTypeList: [],
      // 审核状态列表
      statusList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
        desc: null,
        type: null,
        courseName: null,
        content: null,
        sort: null,
        status: null,
        reason: null,
        teacherId: null,
        coverType: null,
        url: null,
        viewCount: null,
        deletedTime: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      }
    };
  },
  created() {
    this.getList();
    this.getTeacherList();
    this.getCourseTypeList();
    this.getStatusList();
  },
  methods: {
    showTeacherName(im){
      if(this.teacherList.length < 1){
        return
      }
      let a
      this.teacherList.forEach((km, kx) => {
        if(km.userId == im.teacherId){
          a = km
        }
      })

      console.log(a,'==>a');
      return a
    },
    /** 查询课程管理列表 */
    getList() {
      this.loading = true;
      listCurriculum(this.queryParams).then(response => {
        this.curriculumList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    /** 查询老师列表 */
    getTeacherList() {
      this.loading = true;
      // this.teacherList = [
      //   {
      //     "id" : 1,
      //     "name" : "老师1"
      //   },
      //   {
      //     "id" : 2,
      //     "name" : "老师2"
      //   }
      // ];
      listTeacher(this.queryParams).then(response => {
        this.teacherList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    /** 查询课程类型列表 */
    getCourseTypeList() {
      this.loading = true;
      this.courseTypeList = [
        {
          "id" : 1,
          "name" : "学术课"
        },
        {
          "id" : 2,
          "name" : "学期课"
        }
      ];
    },
    /** 审核状态列表 */
    getStatusList() {
      this.loading = true;
      this.statusList = [
        {
          "status" : 0,
          "name" : "未审核"
        },
        {
          "status" : 1,
          "name" : "审核通过"
        },
        {
          "status" : 2,
          "name" : "审核拒绝"
        }
      ];
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        title: null,
        desc: null,
        type: null,
        courseName: null,
        content: null,
        sort: null,
        status: 0,
        reason: null,
        teacherId: null,
        coverType: null,
        url: null,
        viewCount: null,
        createTime: null,
        updateTime: null,
        deletedTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加课程管理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getCurriculum(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改课程管理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateCurriculum(this.form).then(response => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addCurriculum(this.form).then(response => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认删除课程管理编号为"' + ids + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return delCurriculum(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有课程管理数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(() => {
          this.exportLoading = true;
          return exportCurriculum(queryParams);
        }).then(response => {
          this.download(response.msg);
          this.exportLoading = false;
        }).catch(() => {});
    }
  }
};
</script>
